.TH RADSNIFF 8
.SH NAME
radsniff - dump radius protocol
.SH SYNOPSIS
.B radsniff
.RB [ \-c
.IR count ]
.RB [ \-d
.IR directory ]
.RB [ \-F ]
.RB [ \-f
.IR filter ]
.RB [ \-h ]
.RB [ \-i
.IR interface ]
.RB [ \-I
.IR filename ]
.RB [ \-m ]
.RB [ \-p
.IR port ]
.RB [ \-r
.IR request filter]
.RB [ \-R
.IR response filter ]
.RB [ \-s
.IR secret ]
.RB [ \-S ]
.RB [ \-w
.IR file ]
.RB [ \-x ]

.SH DESCRIPTION
\fBradsniff\fP is a simple wrapper around libpcap.  It can also print
out the contents of RADIUS packets using the FreeRADIUS dictionaries.

.SH OPTIONS

.IP \-c\ \fIcount\fP
Number of packets to capture.
.IP \-d\ \fIdirectory\fP
Directory where the dictionaries are found.
.IP \-F
Filter PCAP file from stdin to stdout.
Output file will contain RADIUS packets.
.IP \-f\ \fIfilter\fP
PCAP filter. (default is udp port 1812 or 1813)
.IP \-h
Print usage help information.
.IP \-i\ \fIinterface\fP
Interface to capture.
.IP \-I\ \fIfilename\fP
Read packets from filename.
.IP \-m
Print packet headers only, not contents.
.IP \-p\ \fIport\fP
\tListen for packets on port.
.IP \-r\ \fIresponse\ filter\fP
RADIUS attribute request filter.
.IP \-R\ \fIrequest\ filter\fP
RADIUS attribute response filter.
.IP \-s\ \fIsecret\fP
RADIUS secret.
.IP \-S
Sort attributes in the packet.
Used to compare server results.
.IP \-w\ \fIfile\fP
Write output packets to file.
.IP \-x
Print out debugging information.


.SH SEE ALSO
radiusd(8),pcap(3)
.SH AUTHORS
Nicolas Baradakis <nicolas.baradakis@cegetel.net>
